The area of a rectangle is x² + 3x – 28 and the width is x + 7. What is the length of the rectangle?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Tim earns $120 plus $30 for each lawn he mows.write an iniqualityvto represent how many lawns he needs to mow to make more than $310

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters